// ── Tell LiteSpeed to never lazy-load WooCommerce product images ──────────────
add_filter('litespeed_media_lazy_img_cls_excludes', function($excludes) {
    if (!is_array($excludes)) $excludes = [];
    $excludes[] = 'woo-entry-image-main';
    $excludes[] = 'wp-post-image';
    return $excludes;
});

// ── Remove lazy loading from first WooCommerce product image ──────────────────
add_action('template_redirect', function() {
    ob_start(function($html) {
        static $done = false;
        if ($done) return $html;
        $html = preg_replace_callback(
            '/<img([^>]*class="[^"]*woo-entry-image-main[^"]*"[^>]*)>/i',
            function($m) use (&$done) {
                if ($done) return $m[0];
                $attrs = $m[1];
                $attrs = str_replace(' loading="lazy"', '', $attrs);
                $attrs = str_replace(" loading='lazy'", '', $attrs);
                $attrs = preg_replace('/\s*data-lazyloaded="[^"]*"/', '', $attrs);
                if (strpos($attrs, 'fetchpriority') === false) {
                    $attrs .= ' fetchpriority="high"';
                }
                $done = true;
                return '<img' . $attrs . '>';
            },
            $html
        );
        return $html;
    });
}, 1);

// ── Remove lazy loading from first WooCommerce product image ──────────────────
add_action('template_redirect', function() {
    ob_start(function($html) {
        static $done = false;
        if ($done) return $html;
        $html = preg_replace_callback(
            '/<img([^>]*class="[^"]*woo-entry-image-main[^"]*"[^>]*)>/i',
            function($m) use (&$done) {
                if ($done) return $m[0];
                $attrs = $m[1];
                $attrs = str_replace(' loading="lazy"', '', $attrs);
                $attrs = str_replace(" loading='lazy'", '', $attrs);
                $attrs = preg_replace('/\s*data-lazyloaded="[^"]*"/', '', $attrs);
                if (strpos($attrs, 'fetchpriority') === false) {
                    $attrs .= ' fetchpriority="high"';
                }
                $done = true;
                return '<img' . $attrs . '>';
            },
            $html
        );
        return $html;
    });
}, 1);

// ── Fix lazy loading v2 — simpler regex ───────────────────────────────────────
add_action('template_redirect', function() {
    ob_start(function($html) {
        // Remove first occurrence of loading="lazy" from woo-entry-image-main
        $count = 0;
        return preg_replace_callback(
            '/<img\s[^>]*woo-entry-image-main[^>]*>/i',
            function($m) use (&$count) {
                if ($count > 0) return $m[0];
                $tag = preg_replace('/\s+loading=["\']lazy["\']/i', '', $m[0]);
                $tag = str_replace(' decoding="async"', ' decoding="async" fetchpriority="high"', $tag);
                $count++;
                return $tag;
            },
            $html
        );
    });
}, 2);

// ── Remove lazy from first product image using WP filter ─────────────────────
add_filter('wp_get_attachment_image_attributes', function($attr, $attachment, $size) {
    static $count = 0;
    if ($count > 0) return $attr;
    // Check if this is a WooCommerce product thumbnail
    if (isset($attr['class']) && strpos($attr['class'], 'woo-entry-image-main') !== false) {
        $attr['loading'] = 'eager';
        $attr['fetchpriority'] = 'high';
        $count++;
    }
    return $attr;
}, 99, 3);

// ── WooCommerce specific image eager loading ──────────────────────────────────
add_filter('woocommerce_product_loop_start', function($html) {
    // Flag that we're in the first product loop
    global $abh_first_product_done;
    $abh_first_product_done = false;
    return $html;
});

add_filter('woocommerce_thumbnail_size', function($size) {
    global $abh_first_product_done;
    if (!$abh_first_product_done) {
        add_filter('wp_get_attachment_image_attributes', function($attr) {
            global $abh_first_product_done;
            if (!$abh_first_product_done) {
                $attr['loading'] = 'eager';
                $attr['fetchpriority'] = 'high';
                $abh_first_product_done = true;
            }
            return $attr;
        }, 999);
    }
    return $size;
});

// ── Fix first product image loading via wp_get_attachment_image_attributes ────
remove_all_filters('wp_get_attachment_image_attributes', 999);
add_filter('wp_get_attachment_image_attributes', function($attr, $attachment, $size) {
    static $fixed = false;
    if ($fixed) return $attr;
    $class = isset($attr['class']) ? $attr['class'] : '';
    if (strpos($class, 'woo-entry-image-main') !== false) {
        $attr['loading'] = 'eager';
        $attr['fetchpriority'] = 'high';
        $fixed = true;
    }
    return $attr;
}, 9999, 3);